| 发明名称 |
Trusted system for file distribution |
| 摘要 |
A secure token includes a processor for protecting a first cryptographic key against unauthorized access, and creating a second cryptographic key from the first key and a message unique to an insecure device. The second key is usable for file decryption by the insecure device. |
| 申请公布号 |
US2005132204(A1) |
申请公布日期 |
2005.06.16 |
| 申请号 |
US20030733434 |
申请日期 |
2003.12.10 |
| 申请人 |
GOUGUENHEIM CHRISTOPH;ZHANG KAN;PRADHAN SALIL |
发明人 |
GOUGUENHEIM CHRISTOPH;ZHANG KAN;PRADHAN SALIL |
| 分类号 |
G06F21/00;H04L9/08;(IPC1-7):H04L9/00;G06F12/14 |
主分类号 |
G06F21/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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